Files
ks-app-employment-service/uni_modules/uni-data-select/components/uni-data-select/uni-data-select.vue
2025-11-03 12:30:37 +08:00

838 lines
21 KiB
Vue
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<template>
<view class="uni-stat__select">
<span v-if="label" class="uni-label-text hide-on-phone">{{label + ''}}</span>
<view class="uni-stat-box" :class="{'uni-stat__actived': current}">
<view class="uni-select" :class="{'uni-select--disabled':disabled, 'uni-select--wrap': shouldWrap , 'border-default': mode == 'default','border-bottom': mode == 'underline'}">
<view class="uni-select__input-box" @click="toggleSelector" :class="{'uni-select__input-box--wrap': shouldWrap}">
<view v-if="slotSelected" class="slot-content padding-top-bottom" :class="{'uni-select__input-text--wrap': shouldWrap}">
<slot name="selected" :selectedItems="getSelectedItems()"></slot>
</view>
<template v-else>
<view v-if="textShow" class="uni-select__input-text" :class="{'uni-select__input-text--wrap': shouldWrap}">
<view class="padding-top-bottom" :class="'align-'+align">{{textShow}}</view>
</view>
<view v-else class="uni-select__input-text uni-select__input-placeholder" :class="'align-'+align">{{typePlaceholder}}</view>
</template>
<view key="clear-button" v-if="!hideRight && shouldShowClear && clear && !disabled" @click.stop="clearVal">
<uni-icons type="clear" color="#c0c4cc" size="24" />
</view>
<view key="arrow-button" v-else-if="!hideRight">
<uni-icons :type="showSelector? 'top' : 'bottom'" size="14" color="#999" />
</view>
</view>
<view class="uni-select--mask" v-if="showSelector" @click="toggleSelector" />
<view class="uni-select__selector" :style="getOffsetByPlacement" v-if="showSelector">
<view :class="placement=='bottom'?'uni-popper__arrow_bottom':'uni-popper__arrow_top'"></view>
<scroll-view scroll-y="true" class="uni-select__selector-scroll">
<template v-if="slotEmpty && mixinDatacomResData.length === 0">
<view class="uni-select__selector-empty">
<slot name="empty" :empty="emptyTips"></slot>
</view>
</template>
<template v-else>
<view v-if="mixinDatacomResData.length === 0" class="uni-select__selector-empty">
<text>{{emptyTips}}</text>
</view>
</template>
<template v-if="slotOption">
<view v-for="(itemData,index) in mixinDatacomResData" :key="index" @click="change(itemData)">
<slot name="option" :item="itemData" :itemSelected="multiple? getCurrentValues().includes(itemData.value):getCurrentValues() == itemData.value"></slot>
</view>
</template>
<template v-else>
<view v-if="!multiple && mixinDatacomResData.length > 0" class="uni-select__selector-item" v-for="(item,index) in mixinDatacomResData" :key="index"
@click="change(item)">
<text :class="{'uni-select__selector__disabled': item.disable}">{{formatItemName(item)}}</text>
</view>
<view v-if="multiple && mixinDatacomResData.length > 0" >
<checkbox-group @change="checkBoxChange">
<label class="uni-select__selector-item" v-for="(item,index) in mixinDatacomResData" :key="index" >
<checkbox :value="index+''" :checked="getCurrentValues().includes(item.value)" :disabled="item.disable"></checkbox>
<view :class="{'uni-select__selector__disabled': item.disable}">{{formatItemName(item)}}</view>
</label>
</checkbox-group>
</view>
</template>
</scroll-view>
</view>
</view>
</view>
</view>
</template>
<script>
/**
* DataChecklist 数据选择器
* @description 通过数据渲染的下拉框组件
* @tutorial https://uniapp.dcloud.io/component/uniui/uni-data-select
* @property {String|Array} value 默认值,多选时为数组
* @property {Array} localdata 本地数据 ,格式 [{text:'',value:''}]
* @property {Boolean} clear 是否可以清空已选项
* @property {Boolean} emptyText 没有数据时显示的文字 ,本地数据无效
* @property {String} label 左侧标题
* @property {String} placeholder 输入框的提示文字
* @property {Boolean} disabled 是否禁用
* @property {Boolean} multiple 是否多选模式
* @property {Boolean} wrap 是否允许选中文本换行显示
* @property {String} placement 弹出位置
* @value top 顶部弹出
* @value bottom 底部弹出default)
* @property {String} align 选择文字的位置
* @value left 显示左侧
* @value center 显示中间
* @value right 显示 右侧
* @property {Boolean} hideRight 是否隐藏右侧按钮
* @property {String} mode 边框样式
* @value default 四周边框
* @value underline 下边框
* @value none 无边框
* @event {Function} change 选中发生变化触发
* @event {Function} open 选择框开启时触发
* @event {Function} close 选择框关闭时触发
* @event {Function} clear 点击清除按钮之后触发
*/
export default {
name: "uni-data-select",
mixins: [uniCloud.mixinDatacom || {}],
emits: [
'open',
'close',
'update:modelValue',
'input',
'clear',
'change'
],
model: {
prop: 'modelValue',
event: 'update:modelValue'
},
options: {
// #ifdef MP-TOUTIAO
virtualHost: false,
// #endif
// #ifndef MP-TOUTIAO
virtualHost: true
// #endif
},
props: {
localdata: {
type: Array,
default () {
return []
}
},
value: {
type: [String, Number, Array],
default: ''
},
modelValue: {
type: [String, Number, Array],
default: ''
},
label: {
type: String,
default: ''
},
placeholder: {
type: String,
default: '请选择'
},
emptyTips: {
type: String,
default: '无选项'
},
clear: {
type: Boolean,
default: true
},
defItem: {
type: Number,
default: 0
},
disabled: {
type: Boolean,
default: false
},
// 格式化输出 用法 field="_id as value, version as text, uni_platform as label" format="{label} - {text}"
format: {
type: String,
default: ''
},
placement: {
type: String,
default: 'bottom'
},
multiple: {
type: Boolean,
default: false
},
wrap: {
type: Boolean,
default: false
},
align:{
type: String,
default: "left"
},
hideRight: {
type: Boolean,
default: false
},
mode:{
type: String,
default: 'default'
}
},
data() {
return {
showSelector: false,
current: '',
mixinDatacomResData: [],
apps: [],
channels: [],
cacheKey: "uni-data-select-lastSelectedValue",
};
},
created() {
this.debounceGet = this.debounce(() => {
this.query();
}, 300);
if (this.collection && !this.localdata.length) {
this.debounceGet();
}
},
computed: {
typePlaceholder() {
const text = {
'opendb-stat-app-versions': '版本',
'opendb-app-channels': '渠道',
'opendb-app-list': '应用'
}
const common = this.placeholder
const placeholder = text[this.collection]
return placeholder ?
common + placeholder :
common
},
valueCom() {
if (this.value === '') return this.modelValue
if (this.modelValue === '') return this.value
return this.value
},
textShow() {
// 长文本显示
if (this.multiple) {
const currentValues = this.getCurrentValues();
if (Array.isArray(currentValues) && currentValues.length > 0) {
const selectedItems = this.mixinDatacomResData.filter(item => currentValues.includes(item.value));
return selectedItems.map(item => this.formatItemName(item)).join(', ');
} else {
return ''; // 空数组时返回空字符串,显示占位符
}
} else {
return this.current;
}
},
shouldShowClear() {
if (this.multiple) {
const currentValues = this.getCurrentValues();
return Array.isArray(currentValues) && currentValues.length > 0;
} else {
return !!this.current;
}
},
shouldWrap() {
// 只有在多选模式、开启换行、且有内容时才应用换行样式
return this.multiple && this.wrap && !!this.textShow;
},
getOffsetByPlacement() {
switch (this.placement) {
case 'top':
return "bottom:calc(100% + 12px);";
case 'bottom':
return "top:calc(100% + 12px);";
}
},
slotSelected(){
// #ifdef VUE2
return this.$scopedSlots ? this.$scopedSlots.selected : false
// #endif
// #ifdef VUE3
return this.$slots ? this.$slots.selected : false
// #endif
},
slotEmpty(){
// #ifdef VUE2
return this.$scopedSlots ? this.$scopedSlots.empty : false
// #endif
// #ifdef VUE3
return this.$slots ? this.$slots.empty : false
// #endif
},
slotOption(){
// #ifdef VUE2
return this.$scopedSlots ? this.$scopedSlots.option : false
// #endif
// #ifdef VUE3
return this.$slots ? this.$slots.option : false
// #endif
}
},
watch: {
showSelector:{
handler(val,old){
val ? this.$emit('open') : this.$emit('close')
}
},
localdata: {
immediate: true,
handler(val, old) {
if (Array.isArray(val) && old !== val) {
this.mixinDatacomResData = val
}
}
},
valueCom(val, old) {
this.initDefVal()
},
mixinDatacomResData: {
immediate: true,
handler(val) {
if (val.length) {
this.initDefVal()
}
}
},
},
methods: {
getSelectedItems() {
const currentValues = this.getCurrentValues();
let _minxData = this.mixinDatacomResData
// #ifdef MP-WEIXIN || MP-TOUTIAO
_minxData = JSON.parse(JSON.stringify(this.mixinDatacomResData))
// #endif
if (this.multiple) {
return _minxData.filter(item => currentValues.includes(item.value)) || [];
} else {
return _minxData.filter(item => item.value === currentValues) || [];
}
},
debounce(fn, time = 100) {
let timer = null
return function(...args) {
if (timer) clearTimeout(timer)
timer = setTimeout(() => {
fn.apply(this, args)
}, time)
}
},
// 检查项目是否已选中
isSelected(item) {
if (this.multiple) {
const currentValues = this.getCurrentValues();
return Array.isArray(currentValues) && currentValues.includes(item.value);
} else {
return this.getCurrentValues() === item.value;
}
},
// 获取当前选中的值
getCurrentValues() {
if (this.multiple) {
return Array.isArray(this.valueCom) ? this.valueCom : (this.valueCom ? [this.valueCom] : []);
} else {
return this.valueCom;
}
},
// 执行数据库查询
query() {
this.mixinDatacomEasyGet();
},
// 监听查询条件变更事件
onMixinDatacomPropsChange() {
if (this.collection) {
this.debounceGet();
}
},
initDefVal() {
let defValue = this.multiple ? [] : ''
if ((this.valueCom || this.valueCom === 0) && !this.isDisabled(this.valueCom)) {
defValue = this.valueCom
} else {
let strogeValue
if (this.collection) {
strogeValue = this.getCache()
}
if (strogeValue || strogeValue === 0) {
defValue = strogeValue
} else {
let defItem = this.multiple ? [] : ''
if (this.defItem > 0 && this.defItem <= this.mixinDatacomResData.length) {
defItem = this.multiple ? [this.mixinDatacomResData[this.defItem - 1].value] : this.mixinDatacomResData[this.defItem - 1].value
}
defValue = defItem
}
if (defValue || defValue === 0 || (this.multiple && Array.isArray(defValue) && defValue.length > 0)) {
this.emit(defValue)
}
}
if (this.multiple) {
const selectedValues = Array.isArray(defValue) ? defValue : (defValue ? [defValue] : []);
const selectedItems = this.mixinDatacomResData.filter(item => selectedValues.includes(item.value));
this.current = selectedItems.map(item => this.formatItemName(item));
} else {
const def = this.mixinDatacomResData.find(item => item.value === defValue)
this.current = def ? this.formatItemName(def) : ''
}
},
/**
* @param {[String, Number, Array]} value
* 判断用户给的 value 是否同时为禁用状态
*/
isDisabled(value) {
if (Array.isArray(value)) {
// 对于数组,如果任意一个值被禁用,则认为整体被禁用
return value.some(val => {
return this.mixinDatacomResData.some(item => item.value === val && item.disable);
});
} else {
let isDisabled = false;
this.mixinDatacomResData.forEach(item => {
if (item.value === value) {
isDisabled = item.disable
}
})
return isDisabled;
}
},
clearVal() {
const emptyValue = this.multiple ? [] : '';
this.emit(emptyValue)
this.current = this.multiple ? [] : ''
if (this.collection) {
this.removeCache()
}
this.$emit('clear')
},
checkBoxChange(res){
let range = res.detail.value
let currentValues = range && range.length > 0? range.map((item)=>{
const index = parseInt(item, 10);
if (isNaN(index)) {
console.error(`无效索引: ${item}`);
}
if (index < 0 || index >= this.mixinDatacomResData.length) {
console.error(`索引越界: ${index}`);
}
return this.mixinDatacomResData[index].value;
}) : []
const selectedItems = this.mixinDatacomResData.filter(dataItem => currentValues.includes(dataItem.value));
this.current = selectedItems.map(dataItem => this.formatItemName(dataItem));
this.emit(currentValues);
},
change(item) {
if (!item.disable) {
if (this.multiple) {
// 多选模式
let currentValues = this.getCurrentValues();
if (!Array.isArray(currentValues)) {
currentValues = currentValues ? [currentValues] : [];
}
const itemValue = item.value;
const index = currentValues.indexOf(itemValue);
if (index > -1) {
currentValues.splice(index, 1);
} else {
currentValues.push(itemValue);
}
const selectedItems = this.mixinDatacomResData.filter(dataItem => currentValues.includes(dataItem.value));
this.current = selectedItems.map(dataItem => this.formatItemName(dataItem));
this.emit(currentValues);
} else {
// 单选模式
this.showSelector = false
this.current = this.formatItemName(item)
this.emit(item.value)
}
}
},
emit(val) {
this.$emit('input', val)
this.$emit('update:modelValue', val)
this.$emit('change', val)
if (this.collection) {
this.setCache(val);
}
},
toggleSelector() {
if (this.disabled) {
return
}
this.showSelector = !this.showSelector
},
formatItemName(item) {
let {
text,
value,
channel_code
} = item
channel_code = channel_code ? `(${channel_code})` : ''
if (this.format) {
// 格式化输出
let str = "";
str = this.format;
for (let key in item) {
str = str.replace(new RegExp(`{${key}}`, "g"), item[key]);
}
return str;
} else {
return this.collection.indexOf('app-list') > 0 ?
`${text}(${value})` :
(
text ?
text :
`未命名${channel_code}`
)
}
},
// 获取当前加载的数据
getLoadData() {
return this.mixinDatacomResData;
},
// 获取当前缓存key
getCurrentCacheKey() {
return this.collection;
},
// 获取缓存
getCache(name = this.getCurrentCacheKey()) {
let cacheData = uni.getStorageSync(this.cacheKey) || {};
return cacheData[name];
},
// 设置缓存
setCache(value, name = this.getCurrentCacheKey()) {
let cacheData = uni.getStorageSync(this.cacheKey) || {};
cacheData[name] = value;
uni.setStorageSync(this.cacheKey, cacheData);
},
// 删除缓存
removeCache(name = this.getCurrentCacheKey()) {
let cacheData = uni.getStorageSync(this.cacheKey) || {};
delete cacheData[name];
uni.setStorageSync(this.cacheKey, cacheData);
},
}
}
</script>
<style lang="scss">
$uni-base-color: #6a6a6a !default;
$uni-main-color: #333 !default;
$uni-secondary-color: #909399 !default;
$uni-border-3: #e5e5e5;
$uni-primary: #2979ff !default;
$uni-success: #4cd964 !default;
$uni-warning: #f0ad4e !default;
$uni-error: #dd524d !default;
$uni-info: #909399 !default;
/* #ifndef APP-NVUE */
@media screen and (max-width: 500px) {
.hide-on-phone {
display: none;
}
}
/* #endif */
.uni-stat__select {
display: flex;
align-items: center;
// padding: 15px;
/* #ifdef H5 */
cursor: pointer;
/* #endif */
width: 100%;
flex: 1;
box-sizing: border-box;
}
.uni-stat-box {
background-color: #fff;
width: 100%;
flex: 1;
}
.uni-stat__actived {
width: 100%;
flex: 1;
// outline: 1px solid #2979ff;
}
.uni-label-text {
font-size: 14px;
font-weight: bold;
color: $uni-base-color;
margin: auto 0;
margin-right: 5px;
}
.border-bottom {
border-bottom: solid 1px $uni-border-3;
}
.border-default {
border: 1px solid $uni-border-3;
}
.uni-select {
font-size: 14px;
box-sizing: border-box;
border-radius: 4px;
padding: 0 5px;
padding-left: 10px;
position: relative;
/* #ifndef APP-NVUE */
display: flex;
user-select: none;
/* #endif */
flex-direction: row;
align-items: center;
width: 100%;
flex: 1;
min-height: 35px;
&--disabled {
background-color: #f5f7fa;
cursor: not-allowed;
}
&--wrap {
height: auto;
min-height: 35px;
// align-items: flex-start;
}
}
.uni-select__label {
font-size: 16px;
// line-height: 22px;
height: 35px;
padding-right: 10px;
color: $uni-secondary-color;
}
.uni-select__input-box {
// height: 35px;
width: 0px;
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex: 1;
flex-direction: row;
align-items: center;
&--wrap {
.uni-select__input-text {
margin-right: 8px;
}
}
.padding-top-bottom {
padding-top: 5px;
padding-bottom: 5px;
}
.slot-content {
width: 100%;
display: flex;
flex-direction: row;
flex-wrap: wrap;
}
}
.uni-select__input {
flex: 1;
font-size: 14px;
height: 22px;
line-height: 22px;
}
.uni-select__input-plac {
font-size: 14px;
color: $uni-secondary-color;
}
.uni-select__selector {
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
position: absolute;
left: 0;
width: 100%;
background-color: #FFFFFF;
border: 1px solid #EBEEF5;
border-radius: 6px;
box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
z-index: 3;
padding: 4px 0;
}
.uni-select__selector-scroll {
/* #ifndef APP-NVUE */
max-height: 200px;
box-sizing: border-box;
/* #endif */
}
/* #ifdef H5 */
@media (min-width: 768px) {
.uni-select__selector-scroll {
max-height: 600px;
}
}
/* #endif */
.uni-select__selector-empty,
.uni-select__selector-item {
/* #ifndef APP-NVUE */
display: flex;
cursor: pointer;
/* #endif */
flex-direction: row;
align-items: center;
line-height: 35px;
font-size: 14px;
/* border-bottom: solid 1px $uni-border-3; */
padding: 0px 10px;
}
.uni-select__selector-item-check {
margin-left: auto;
}
.uni-select__selector-empty:last-child,
.uni-select__selector-item:last-child {
/* #ifndef APP-NVUE */
border-bottom: none;
/* #endif */
}
.uni-select__selector__disabled {
opacity: 0.4;
cursor: default;
}
/* picker 弹出层通用的指示小三角 */
.uni-popper__arrow_bottom,
.uni-popper__arrow_bottom::after,
.uni-popper__arrow_top,
.uni-popper__arrow_top::after {
position: absolute;
display: block;
width: 0;
height: 0;
border-color: transparent;
border-style: solid;
border-width: 6px;
}
.uni-popper__arrow_bottom {
filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.03));
top: -6px;
left: 10%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.uni-popper__arrow_bottom::after {
content: " ";
top: 1px;
margin-left: -6px;
border-top-width: 0;
border-bottom-color: #fff;
}
.uni-popper__arrow_top {
filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.03));
bottom: -6px;
left: 10%;
margin-right: 3px;
border-bottom-width: 0;
border-top-color: #EBEEF5;
}
.uni-popper__arrow_top::after {
content: " ";
bottom: 1px;
margin-left: -6px;
border-bottom-width: 0;
border-top-color: #fff;
}
.uni-select__input-text {
// width: 280px;
width: 100%;
color: $uni-main-color;
white-space: nowrap;
text-overflow: ellipsis;
-o-text-overflow: ellipsis;
overflow: hidden;
&--wrap {
white-space: normal;
text-overflow: initial;
-o-text-overflow: initial;
overflow: visible;
word-wrap: break-word;
word-break: break-all;
// line-height: 1.5;
}
}
.uni-select__input-placeholder {
color: $uni-base-color;
font-size: 12px;
margin: 1px 0;
}
.uni-select--mask {
position: fixed;
top: 0;
bottom: 0;
right: 0;
left: 0;
z-index: 2;
}
.align-left {
text-align: left;
}
.align-center {
text-align: center;
}
.align-right {
text-align: right;
}
</style>